97 lines
3.5 KiB
Python
97 lines
3.5 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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from django.forms import CharField, Form, Media
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from django.http import HttpRequest
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from django.middleware.csrf import CsrfViewMiddleware, get_token
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from django.template import TemplateDoesNotExist, TemplateSyntaxError
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from django.template.backends.dummy import TemplateStrings
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from django.test import SimpleTestCase
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class TemplateStringsTests(SimpleTestCase):
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engine_class = TemplateStrings
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backend_name = 'dummy'
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options = {}
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@classmethod
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def setUpClass(cls):
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super(TemplateStringsTests, cls).setUpClass()
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params = {
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'DIRS': [],
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'APP_DIRS': True,
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'NAME': cls.backend_name,
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'OPTIONS': cls.options,
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}
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cls.engine = cls.engine_class(params)
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def test_from_string(self):
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template = self.engine.from_string("Hello!\n")
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content = template.render()
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self.assertEqual(content, "Hello!\n")
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def test_get_template(self):
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template = self.engine.get_template('template_backends/hello.html')
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content = template.render({'name': 'world'})
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self.assertEqual(content, "Hello world!\n")
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def test_get_template_non_existing(self):
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with self.assertRaises(TemplateDoesNotExist):
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self.engine.get_template('template_backends/non_existing.html')
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def test_get_template_syntax_error(self):
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# There's no way to trigger a syntax error with the dummy backend.
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# The test still lives here to factor it between other backends.
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if self.backend_name == 'dummy':
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self.skipTest("test doesn't apply to dummy backend")
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with self.assertRaises(TemplateSyntaxError):
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self.engine.get_template('template_backends/syntax_error.html')
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def test_html_escaping(self):
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template = self.engine.get_template('template_backends/hello.html')
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context = {'name': '<script>alert("XSS!");</script>'}
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content = template.render(context)
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self.assertIn('<script>', content)
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self.assertNotIn('<script>', content)
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def test_django_html_escaping(self):
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if self.backend_name == 'dummy':
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self.skipTest("test doesn't apply to dummy backend")
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class TestForm(Form):
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test_field = CharField()
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media = Media(js=['my-script.js'])
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form = TestForm()
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template = self.engine.get_template('template_backends/django_escaping.html')
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content = template.render({'media': media, 'test_form': form})
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expected = '{}\n\n{}\n\n{}'.format(media, form, form['test_field'])
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self.assertHTMLEqual(content, expected)
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def test_csrf_token(self):
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request = HttpRequest()
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CsrfViewMiddleware().process_view(request, lambda r: None, (), {})
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template = self.engine.get_template('template_backends/csrf.html')
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content = template.render(request=request)
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expected = (
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'<input type="hidden" name="csrfmiddlewaretoken" '
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'value="{}" />'.format(get_token(request)))
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self.assertHTMLEqual(content, expected)
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def test_no_directory_traversal(self):
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with self.assertRaises(TemplateDoesNotExist):
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self.engine.get_template('../forbidden/template_backends/hello.html')
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def test_non_ascii_characters(self):
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template = self.engine.get_template('template_backends/hello.html')
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content = template.render({'name': 'Jérôme'})
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self.assertEqual(content, "Hello Jérôme!\n")
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